Threshold, Surface Type Smooth/Fluted Top, Aluminum Mill Finish, Color Silver, Width 5 in, Height 7/8 in, Length 3 ft, Fits Door Width 36 in, Thickness 0.105 in, Material Aluminum, Insert Material Vinyl, Insert Color Gray, Standards ANSI/BHMA Certified A156.21, UL Classified UL10C, , Includes #10 x 1-1/2 in FH Zinc Plated Wood Screws